It the talk empty side it will be 8 and the line will be 4 tell me if I am wrong
15-9= 6 the difference is 6 people. i hope this is what you were looking for.
The answer is 32cm :))))))
It 17 but you didn't give me a number line
I believe that is the commutative property...which basically states that u can move the numbers around and it will not change the result